/Engine/Source/Runtime/Experimental/Chaos/Public/Chaos/CollectionPropertyFacade.h
Property flags, whether properties are enabled, animatable, ...etc.
namespace Chaos { namespace Softs { enum ECollectionPropertyFlags { None = 0, Enabled = 1 << 0, Animatable = 1 << 1, Legacy = 1 << 2, StringDirty = 1 << 6, Dirty = 1 << 7, } } }